Maryland Statutes
Part III - Required Denials for Specific Information
Section 4-335 - Trade Secrets; Confidential Information

A custodian shall deny inspection of the part of a public record that contains any of the following information provided by or obtained from any person or governmental unit:
        (1)    a trade secret;
        (2)    confidential commercial information;
        (3)    confidential financial information; or
        (4)    confidential geological or geophysical information.